<?php
/**
 * Copyright 2011  SURFfoundation
 * 
 * This file is part of ESCAPE.
 * 
 * ESCAPE is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * ESCAPE is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with ESCAPE.  If not, see <http://www.gnu.org/licenses/>.
 * 
 * For more information:
 * http://escapesurf.wordpress.com/
 * http://www.surffoundation.nl/
 * 
 * Contact: d.vierkant@utwente.nl
 * 
 * @license http://www.gnu.org/licenses/gpl.html GNU GPLv3
 */
?>
<?php
/**
 * Admin list aggregations
 * 
 * Show a list of aggregations (admin only).
 */
class escape_repositoryui_action_AdminListAggregations extends escape_repositoryui_Action
{
	public function handleRequest()
	{
		/* @var $repository escape_repository_Repository */
		$repository =& $this->requestAttributes['repository'];
		/* @var $repositoryUi escape_repositoryui_RepositoryUi */
		$repositoryUi =& $this->requestAttributes['repositoryUi'];

		$user = $repositoryUi->getUser();
		if($user !== null)
		{
			if($user->hasSystemRole(escape_repository_User::$role_administrator))
			{
				$userIsAuthorized = true;
			}
		}
		
		if(!$userIsAuthorized)
		{
			// user is not authorized, redirect to login page
			$repositoryUi->redirectToLoginForAction($this->requestAttributes['actionName']);
			return null;
		}
		
		$aggregations = $repository->getAllOreAggregations();
//		usort($aggregations, array('escape_repository_DataObject', '_compareTitle'));
		
		$this->requestAttributes['aggregations'] =& $aggregations;
		
		return 'AdminAggregationList';
	}
}